Graphic artists often face the problem of turning a photograph into an image that will tile over a larger surface. This task is not as easy as it sounds, but if you’re up for the challenge, this tutorial will give you a first-hand look at some advanced tools in the GIMP toolkit.

It is quite easy to take a TCP connection down using a RST attack, and this risk increases with applications that need long-term connections, such as VPNs, DNS zone transfers, and BGP. We’ll describe how a TCP attack can happen, and we’ll show you some simple techniques for protecting your network.

Gentoo is a powerful and flexible Linux system that you can customize to fit perfectly into your environment. Our workshop describes how to set up Gentoo. We’ll also show you how to install and manage software on your Gentoo system with the popular Portage software management system.

Incoming TCP connections do not always end up where they are supposed to. A freely configurable redirector points digital debris in the direction of a new and better place.

To find files, music, messages, and photos in a single search, try this desktop tool with the power of an Internet search engine.

Thanks to automatic hardware detection, today’s admins rarely need to configure the X window system manually. But if you want to use X11’s excellent networking capabilities and tuning options, you will certainly benefit from some background knowledge.